Motorola Radius CM300 User Manual

4-42 VHF 25–45 W Band 2 PCB 8486487Z04 / Schematics
PROG_I/O
EXT_ALARM_OUT
PROG_I/O
DNP
DNP
PROG_I N
DNP
PROG_I/O
EXT_MIC_PTT
DNP
DNP
DNP
2.7K
R401
7
RESET
10
SERIN
14
SEROUT
9
VCC
16
8
Q0
15
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
U405
MC74HC595A
CLK_L
12
CLK_S
11
EN_OE
13
GND
TP405
TEST_POINT
1
D3_3V
R429
100K
R436
33K
10K
R431
D401
C422
1000pF
220
R421
R430
39K
1000pF
C417
FILT_SW_B+
R433
33K
R458
3.3K
33K
R434
33K
R432
D3_3V
D3_3V
3.3K
R455
R405
0
3.3K
R456
47K
R459
C423
0.1uF
.022uF
C421
0
R403
VR402
3.3V
1000p
F
C418
C490
1uF
1.5K
R460
Q408
R461
220
0
3.3K
R402
3.3K
R454
R453
TP408
TEST_POINT
1
Q411
Q401
Q415
6.8V
VR400
D402
R468
DNP
R467
DNP
D3_3V
D3_3V
DNP
R469
Q413
R457
3.3K
DNP
R466
Q414
D3_3V
Q409
R406
0
0
D3_3
V
R407
D3_3V
Q412
10K
R470
Q403
Q410
R445
10K
Q416
10K
R422
Q405
D3_3V
10K
R440
R435
33K
0
R404
10K
Q404
R444
D3_3V
SPI_CL K
SPI_MOSI
BOOT_EN_IN_CH
VSTBY
SCI_CH
HOOK_CH
VS_INT
VS_RAC
VS_CS
PROG_OUT-ALARM_4
PROG_IO-P8_O
PROG_IO-P12_O
PROG_IO-P14_O
VS_AUDIO_SEL
VS_GAIN_SEL
PROG_IO-P8_O
PROG_IO-P8_ I
PROG_IO-P12_O
PROG_IO-P12_I
PROG_IO-P14_O
PROG_IO-P14_I
MIC_PTT_CH
MIC_PT T
MIC_SENSE
PROG_O-ACC_C_4
PROG_I-ACC_C_ 3
PROG_OUT-ALARM_4
ACCESS_PTT
PROG_IN-P6_I
PROG_I-ACC_C_ 6
PROG_IO-ACC_C_8
PROG_IO-ACC_C_12
PROG_IO-ACC_C_14
RESET
PI1
PI2
PI3
PI4
MODB_VSTBY
MODA_LIR
VHF 2 (146–174 MHz) 25–45 W Microprocessor and Controller Circuits (Sht 2 of 2)

Motorola Radius CM300 Specifications

General

Brand	Motorola
Model	Radius CM300
Category	Radio
Language	English